30920500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 74850048

約数和(自身を除く): 43929548

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 71, 100, 125, 130, 134, 142, 250, 260, 268, 284, 325, 335, 355, 500, 650, 670, 710, 871, 923, 1300, 1340, 1420, 1625, 1675, 1742, 1775, 1846, 3250, 3350, 3484, 3550, 3692, 4355, 4615, 4757, 6500, 6700, 7100, 8375, 8710, 8875, 9230, 9514, 16750, 17420, 17750, 18460, 19028, 21775, 23075, 23785, 33500, 35500, 43550, 46150, 47570, 61841, 87100, 92300, 95140, 108875, 115375, 118925, 123682, 217750, 230750, 237850, 247364, 309205, 435500, 461500, 475700, 594625, 618410, 1189250, 1236820, 1546025, 2378500, 3092050, 6184100, 7730125, 15460250, 30920500]

約数ペア:

[(1, 30920500), (2, 15460250), (4, 7730125), (5, 6184100), (10, 3092050), (13, 2378500), (20, 1546025), (25, 1236820), (26, 1189250), (50, 618410), (52, 594625), (65, 475700), (67, 461500), (71, 435500), (100, 309205), (125, 247364), (130, 237850), (134, 230750), (142, 217750), (250, 123682), (260, 118925), (268, 115375), (284, 108875), (325, 95140), (335, 92300), (355, 87100), (500, 61841), (650, 47570), (670, 46150), (710, 43550), (871, 35500), (923, 33500), (1300, 23785), (1340, 23075), (1420, 21775), (1625, 19028), (1675, 18460), (1742, 17750), (1775, 17420), (1846, 16750), (3250, 9514), (3350, 9230), (3484, 8875), (3550, 8710), (3692, 8375), (4355, 7100), (4615, 6700), (4757, 6500)]